A large number of materials (books or non-books) in the library are used frequently by the students and faculty daily. The library also receives journals, research papers, student thesis and magazines on a steady basis and a large bulk of different materials from benefactors. The library needs to manage and control this great volume of information and at the same time keep accurate records of the usage of the materials. it is also important to make these materials available to all users without giving problem to the users borrowing the materials for a long period of time.